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theory
Exercise 1 - Understanding meaning
A theory is a set of claims and assumptions which are based on evidence - facts, measurements, experiments and observations.

The purpose of a theory is to help us understand, explain and predict something.

For example:

Our theory is that the chemical reaction did not occur because the chemicals heated up too much when the researchers left them in the sun.
Which 3 answers are closest in meaning to theory?
Click on 3 correct answers.

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